Large mounds of manure are also typically stored at poultry farms. Even though the sun shown in parts of the state Tuesday, major flooding is continuing after Florence's passage and is expected to worsen in some areas. Sixteen North Carolina rivers were at major flood stage Tuesday with an additional three forecast to peak by Thursday. A firefighter in Topsail Island Beach, North Carolina, came upon a pair of 4-foot-long cottonmouths on a golf course, ABC News reported. Nearly 36 inches of rain has fallen over Elizabethtown, North Carolina, and other towns have seen roughly 30 inches of rainfall since Thursday.